Any suggestions for pre-treating a Pt-wire working electrode? At the moment I only cycle in 1M H2SO4.

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Are exogenous molecules transferred between human cells during doubling ?

Hello RG community, I wonderer whether exogenous molecules (e.g. reporter plasmids, miRNAs or other artificial molecules) are transferred between cultured human cells during their doubling ? So,...

21 February 2021 6,633 3 View

Which compound is getting oxidized during bulk electrolysis with TFAA?

The experiment is really simple. When I do a bulk electrolysis with 1% TFAA (ACN solution) to get dihydrogen, what is going to be oxidized? (working electrode graphit, counter electrode platinum,...

18 February 2021 4,430 1 View

Which non-coordinating solvent dissolves anhydrous Iron(II)chloride?

Hallo, i am looking for a non coordinating solvent that dissolves anhydrous FeCl2 for a synthesis in which i can not use solvents like thf, pyridin etc.. I already tried benzene (no solubility),...

11 February 2021 6,105 1 View

How to extract within-group effects from a mixed effects model in R?

Hello, I am working with some longitudinal data resulted from a clinical trial. I have the interaction effect of time and group + random effect of Subject. Time variable consists of 6 timepoint...

29 November 2020 6,416 3 View

How can i define a correct baseline for reading the anodic (forward) peak current when oxygen reduction reaction is distorting my cyclic voltammogram?

Dear colleagues I have troubles to read out the correct anodic peak currents from my cyclic voltammogram since ORR is pushing down my baseline. Is there anything (besides substracting a proper...

23 November 2020 4,654 6 View

Changes in the spatial distribution of widespread mosses under climate change?

Are there any publications or own observations on how the spatial distribution of widespread moss species such as Pleurozium schreberi, Pseudoscleropodium purum or Hypnum cupressiforme changes...

12 November 2020 6,758 6 View

How can Mplus handle missing data in ESEM with rotation target?

Hello SEM Fans, I conducted an ESEM with target rotation using personality data. 1) Am i right that with rotation target, the calculation can only be made using listwise deletion? In this...

09 November 2020 8,972 3 View

Is there a database of photos with insect pollinators on flowers of plants?

I would like to know if there is a database of photos with insect pollinators on flowers. The insects must be located on flowers of plants. I am interested in pollinators encountered in Europe,...

04 November 2020 2,219 6 View

What program is best for the computer-assisted phonetic comparison of dialects?

What program is best for the computer-assisted phonetic comparison of dialects? We would like to compare several phonetically quite close dialects of a more or less well-documented language (with...

05 October 2020 5,336 2 View

Why is the q-value in SAXS data 2pi/d and not 1/d?

I am usually working with electron microscopy images of macromolecules, and we use reciprocal distance units [1/Angstrom] for units in Fourier Space. A repeating signal every e.g. 10 Angstrom...

27 September 2020 5,008 1 View

MD MOE RMSD

How to calculate the RMSD values for a MD simulation using MOE?

07 August 2021 0 0 View

MD MOE RMSD

How to calculate the RMSD values for a MD simulation using MOE?

07 August 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

fatal error

16 June 2021 0 0 View

fatal error

16 June 2021 0 0 View

fatal error

16 June 2021 0 0 View

flexibility of polymers chain

effect of double bond on the flexibility of polymers

07 April 2021 0 0 View

Formulation of polymer color flakes

I am writing to request some information for making polymer color flakes. I would appreciate the help.

17 March 2021 0 0 View

What is the production process of CaFe ferroalloys?

I looking for ferro calcium production process

03 March 2021 1,755 4 View

12% ledeburitic cold work tool steel, etched for revealing retained austenite, any help for clarifying?

Hello everyone. Given microstructure image belongs to a 12% ledeburitic cold work tool steel (annealed and tempered). The sample was etched with picral (100 mL ethanol and 4 g picric acid). I...

02 March 2021 4,119 3 View